tools/quake3/q3map2/main.c

   1 /* -------------------------------------------------------------------------------
   2
   3 Copyright (C) 1999-2007 id Software, Inc. and contributors.
   4 For a list of contributors, see the accompanying CONTRIBUTORS file.
   5
   6 This file is part of GtkRadiant.
   7
   8 GtkRadiant is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 GtkRadiant is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GtkRadiant; if not, write to the Free Software
  20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21
  22 -------------------------------------------------------------------------------
  23
  24 This code has been altered significantly from its original form, to support
  25 several games based on the Quake III Arena engine, in the form of "Q3Map2."
  26
  27 ------------------------------------------------------------------------------- */
  28
  29
  30
  31 /* marker */
  32 #define MAIN_C
  33
  34
  35
  36 /* dependencies */
  37 #include "q3map2.h"
  38
  39
  40
  41 /*
  42 Random()
  43 returns a pseudorandom number between 0 and 1
  44 */
  45
  46 vec_t Random( void )
  47 {
  48         return (vec_t) rand() / RAND_MAX;
  49 }
  50
  51
  52
  53 /*
  54 ExitQ3Map()
  55 cleanup routine
  56 */
  57
  58 static void ExitQ3Map( void )
  59 {
  60         BSPFilesCleanup();
  61         if( mapDrawSurfs != NULL )
  62                 free( mapDrawSurfs );
  63 }
  64
  65
  66
  67 /*
  68 MD4BlockChecksum()
  69 calculates an md4 checksum for a block of data
  70 */
  71
  72 static int MD4BlockChecksum( void *buffer, int length )
  73 {
  74         return Com_BlockChecksum(buffer, length);
  75 }
  76
  77
  78
  79 /*
  80 FixAAS()
  81 resets an aas checksum to match the given BSP
  82 */
  83
  84 int FixAAS( int argc, char **argv )
  85 {
  86         int                     length, checksum;
  87         void            *buffer;
  88         FILE            *file;
  89         char            aas[ 1024 ], **ext;
  90         char            *exts[] =
  91                                 {
  92                                         ".aas",
  93                                         "_b0.aas",
  94                                         "_b1.aas",
  95                                         NULL
  96                                 };
  97
  98
  99         /* arg checking */
 100         if( argc < 2 )
 101         {
 102                 Sys_Printf( "Usage: q3map -fixaas [-v] <mapname>\n" );
 103                 return 0;
 104         }
 105
 106         /* do some path mangling */
 107         strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
 108         StripExtension( source );
 109         DefaultExtension( source, ".bsp" );
 110
 111         /* note it */
 112         Sys_Printf( "--- FixAAS ---\n" );
 113
 114         /* load the bsp */
 115         Sys_Printf( "Loading %s\n", source );
 116         length = LoadFile( source, &buffer );
 117
 118         /* create bsp checksum */
 119         Sys_Printf( "Creating checksum...\n" );
 120         checksum = LittleLong( MD4BlockChecksum( buffer, length ) );
 121
 122         /* write checksum to aas */
 123         ext = exts;
 124         while( *ext )
 125         {
 126                 /* mangle name */
 127                 strcpy( aas, source );
 128                 StripExtension( aas );
 129                 strcat( aas, *ext );
 130                 Sys_Printf( "Trying %s\n", aas );
 131                 ext++;
 132
 133                 /* fix it */
 134                 file = fopen( aas, "r+b" );
 135                 if( !file )
 136                         continue;
 137                 if( fwrite( &checksum, 4, 1, file ) != 1 )
 138                         Error( "Error writing checksum to %s", aas );
 139                 fclose( file );
 140         }
 141
 142         /* return to sender */
 143         return 0;
 144 }
 145
 146
 147
 148 /*
 149 AnalyzeBSP() - ydnar
 150 analyzes a Quake engine BSP file
 151 */
 152
 153 typedef struct abspHeader_s
 154 {
 155         char                    ident[ 4 ];
 156         int                             version;
 157
 158         bspLump_t               lumps[ 1 ];     /* unknown size */
 159 }
 160 abspHeader_t;
 161
 162 typedef struct abspLumpTest_s
 163 {
 164         int                             radix, minCount;
 165         char                    *name;
 166 }
 167 abspLumpTest_t;
 168
 169 int AnalyzeBSP( int argc, char **argv )
 170 {
 171         abspHeader_t                    *header;
 172         int                                             size, i, version, offset, length, lumpInt, count;
 173         char                                    ident[ 5 ];
 174         void                                    *lump;
 175         float                                   lumpFloat;
 176         char                                    lumpString[ 1024 ], source[ 1024 ];
 177         qboolean                                lumpSwap = qfalse;
 178         abspLumpTest_t                  *lumpTest;
 179         static abspLumpTest_t   lumpTests[] =
 180                                                         {
 181                                                                 { sizeof( bspPlane_t ),                 6,              "IBSP LUMP_PLANES" },
 182                                                                 { sizeof( bspBrush_t ),                 1,              "IBSP LUMP_BRUSHES" },
 183                                                                 { 8,                                                    6,              "IBSP LUMP_BRUSHSIDES" },
 184                                                                 { sizeof( bspBrushSide_t ),             6,              "RBSP LUMP_BRUSHSIDES" },
 185                                                                 { sizeof( bspModel_t ),                 1,              "IBSP LUMP_MODELS" },
 186                                                                 { sizeof( bspNode_t ),                  2,              "IBSP LUMP_NODES" },
 187                                                                 { sizeof( bspLeaf_t ),                  1,              "IBSP LUMP_LEAFS" },
 188                                                                 { 104,                                                  3,              "IBSP LUMP_DRAWSURFS" },
 189                                                                 { 44,                                                   3,              "IBSP LUMP_DRAWVERTS" },
 190                                                                 { 4,                                                    6,              "IBSP LUMP_DRAWINDEXES" },
 191                                                                 { 128 * 128 * 3,                                1,              "IBSP LUMP_LIGHTMAPS" },
 192                                                                 { 256 * 256 * 3,                                1,              "IBSP LUMP_LIGHTMAPS (256 x 256)" },
 193                                                                 { 512 * 512 * 3,                                1,              "IBSP LUMP_LIGHTMAPS (512 x 512)" },
 194                                                                 { 0, 0, NULL }
 195                                                         };
 196
 197
 198         /* arg checking */
 199         if( argc < 1 )
 200         {
 201                 Sys_Printf( "Usage: q3map -analyze [-lumpswap] [-v] <mapname>\n" );
 202                 return 0;
 203         }
 204
 205         /* process arguments */
 206         for( i = 1; i < (argc - 1); i++ )
 207         {
 208                 /* -format map|ase|... */
 209                 if( !strcmp( argv[ i ],  "-lumpswap" ) )
 210                 {
 211                         Sys_Printf( "Swapped lump structs enabled\n" );
 212                         lumpSwap = qtrue;
 213                 }
 214         }
 215
 216         /* clean up map name */
 217         strcpy( source, ExpandArg( argv[ i ] ) );
 218         Sys_Printf( "Loading %s\n", source );
 219
 220         /* load the file */
 221         size = LoadFile( source, (void**) &header );
 222         if( size == 0 || header == NULL )
 223         {
 224                 Sys_Printf( "Unable to load %s.\n", source );
 225                 return -1;
 226         }
 227
 228         /* analyze ident/version */
 229         memcpy( ident, header->ident, 4 );
 230         ident[ 4 ] = '\0';
 231         version = LittleLong( header->version );
 232
 233         Sys_Printf( "Identity:      %s\n", ident );
 234         Sys_Printf( "Version:       %d\n", version );
 235         Sys_Printf( "---------------------------------------\n" );
 236
 237         /* analyze each lump */
 238         for( i = 0; i < 100; i++ )
 239         {
 240                 /* call of duty swapped lump pairs */
 241                 if( lumpSwap )
 242                 {
 243                         offset = LittleLong( header->lumps[ i ].length );
 244                         length = LittleLong( header->lumps[ i ].offset );
 245                 }
 246
 247                 /* standard lump pairs */
 248                 else
 249                 {
 250                         offset = LittleLong( header->lumps[ i ].offset );
 251                         length = LittleLong( header->lumps[ i ].length );
 252                 }
 253
 254                 /* extract data */
 255                 lump = (byte*) header + offset;
 256                 lumpInt = LittleLong( (int) *((int*) lump) );
 257                 lumpFloat = LittleFloat( (float) *((float*) lump) );
 258                 memcpy( lumpString, (char*) lump, (length < 1024 ? length : 1024) );
 259                 lumpString[ 1024 ] = '\0';
 260
 261                 /* print basic lump info */
 262                 Sys_Printf( "Lump:          %d\n", i );
 263                 Sys_Printf( "Offset:        %d bytes\n", offset );
 264                 Sys_Printf( "Length:        %d bytes\n", length );
 265
 266                 /* only operate on valid lumps */
 267                 if( length > 0 )
 268                 {
 269                         /* print data in 4 formats */
 270                         Sys_Printf( "As hex:        %08X\n", lumpInt );
 271                         Sys_Printf( "As int:        %d\n", lumpInt );
 272                         Sys_Printf( "As float:      %f\n", lumpFloat );
 273                         Sys_Printf( "As string:     %s\n", lumpString );
 274
 275                         /* guess lump type */
 276                         if( lumpString[ 0 ] == '{' && lumpString[ 2 ] == '"' )
 277                                 Sys_Printf( "Type guess:    IBSP LUMP_ENTITIES\n" );
 278                         else if( strstr( lumpString, "textures/" ) )
 279                                 Sys_Printf( "Type guess:    IBSP LUMP_SHADERS\n" );
 280                         else
 281                         {
 282                                 /* guess based on size/count */
 283                                 for( lumpTest = lumpTests; lumpTest->radix > 0; lumpTest++ )
 284                                 {
 285                                         if( (length % lumpTest->radix) != 0 )
 286                                                 continue;
 287                                         count = length / lumpTest->radix;
 288                                         if( count < lumpTest->minCount )
 289                                                 continue;
 290                                         Sys_Printf( "Type guess:    %s (%d x %d)\n", lumpTest->name, count, lumpTest->radix );
 291                                 }
 292                         }
 293                 }
 294
 295                 Sys_Printf( "---------------------------------------\n" );
 296
 297                 /* end of file */
 298                 if( offset + length >= size )
 299                         break;
 300         }
 301
 302         /* last stats */
 303         Sys_Printf( "Lump count:    %d\n", i + 1 );
 304         Sys_Printf( "File size:     %d bytes\n", size );
 305
 306         /* return to caller */
 307         return 0;
 308 }
 309
 310
 311
 312 /*
 313 BSPInfo()
 314 emits statistics about the bsp file
 315 */
 316
 317 int BSPInfo( int count, char **fileNames )
 318 {
 319         int                     i;
 320         char            source[ 1024 ], ext[ 64 ];
 321         int                     size;
 322         FILE            *f;
 323
 324
 325         /* dummy check */
 326         if( count < 1 )
 327         {
 328                 Sys_Printf( "No files to dump info for.\n");
 329                 return -1;
 330         }
 331
 332         /* enable info mode */
 333         infoMode = qtrue;
 334
 335         /* walk file list */
 336         for( i = 0; i < count; i++ )
 337         {
 338                 Sys_Printf( "---------------------------------\n" );
 339
 340                 /* mangle filename and get size */
 341                 strcpy( source, fileNames[ i ] );
 342                 ExtractFileExtension( source, ext );
 343                 if( !Q_stricmp( ext, "map" ) )
 344                         StripExtension( source );
 345                 DefaultExtension( source, ".bsp" );
 346                 f = fopen( source, "rb" );
 347                 if( f )
 348                 {
 349                         size = Q_filelength (f);
 350                         fclose( f );
 351                 }
 352                 else
 353                         size = 0;
 354
 355                 /* load the bsp file and print lump sizes */
 356                 Sys_Printf( "%s\n", source );
 357                 LoadBSPFile( source );
 358                 PrintBSPFileSizes();
 359
 360                 /* print sizes */
 361                 Sys_Printf( "\n" );
 362                 Sys_Printf( "          total         %9d\n", size );
 363                 Sys_Printf( "                        %9d KB\n", size / 1024 );
 364                 Sys_Printf( "                        %9d MB\n", size / (1024 * 1024) );
 365
 366                 Sys_Printf( "---------------------------------\n" );
 367         }
 368
 369         /* return count */
 370         return i;
 371 }
 372
 373
 374 static void ExtrapolateTexcoords(const float *axyz, const float *ast, const float *bxyz, const float *bst, const float *cxyz, const float *cst, const float *axyz_new, float *ast_out, const float *bxyz_new, float *bst_out, const float *cxyz_new, float *cst_out)
 375 {
 376         vec4_t scoeffs, tcoeffs;
 377         float md;
 378         m4x4_t solvematrix;
 379
 380         vec3_t norm;
 381         vec3_t dab, dac;
 382         VectorSubtract(bxyz, axyz, dab);
 383         VectorSubtract(cxyz, axyz, dac);
 384         CrossProduct(dab, dac, norm);
 385
 386         // assume:
 387         //   s = f(x, y, z)
 388         //   s(v + norm) = s(v) when n ortho xyz
 389
 390         // s(v) = DotProduct(v, scoeffs) + scoeffs[3]
 391
 392         // solve:
 393         //   scoeffs * (axyz, 1) == ast[0]
 394         //   scoeffs * (bxyz, 1) == bst[0]
 395         //   scoeffs * (cxyz, 1) == cst[0]
 396         //   scoeffs * (norm, 0) == 0
 397         // scoeffs * [axyz, 1 | bxyz, 1 | cxyz, 1 | norm, 0] = [ast[0], bst[0], cst[0], 0]
 398         solvematrix[0] = axyz[0];
 399         solvematrix[4] = axyz[1];
 400         solvematrix[8] = axyz[2];
 401         solvematrix[12] = 1;
 402         solvematrix[1] = bxyz[0];
 403         solvematrix[5] = bxyz[1];
 404         solvematrix[9] = bxyz[2];
 405         solvematrix[13] = 1;
 406         solvematrix[2] = cxyz[0];
 407         solvematrix[6] = cxyz[1];
 408         solvematrix[10] = cxyz[2];
 409         solvematrix[14] = 1;
 410         solvematrix[3] = norm[0];
 411         solvematrix[7] = norm[1];
 412         solvematrix[11] = norm[2];
 413         solvematrix[15] = 0;
 414
 415         md = m4_det(solvematrix);
 416         if(md*md < 1e-10)
 417         {
 418                 Sys_Printf("Cannot invert some matrix, some texcoords aren't extrapolated!");
 419                 return;
 420         }
 421
 422         m4x4_invert(solvematrix);
 423
 424         scoeffs[0] = ast[0];
 425         scoeffs[1] = bst[0];
 426         scoeffs[2] = cst[0];
 427         scoeffs[3] = 0;
 428         m4x4_transform_vec4(solvematrix, scoeffs);
 429         tcoeffs[0] = ast[1];
 430         tcoeffs[1] = bst[1];
 431         tcoeffs[2] = cst[1];
 432         tcoeffs[3] = 0;
 433         m4x4_transform_vec4(solvematrix, tcoeffs);
 434
 435         ast_out[0] = scoeffs[0] * axyz_new[0] + scoeffs[1] * axyz_new[1] + scoeffs[2] * axyz_new[2] + scoeffs[3];
 436         ast_out[1] = tcoeffs[0] * axyz_new[0] + tcoeffs[1] * axyz_new[1] + tcoeffs[2] * axyz_new[2] + tcoeffs[3];
 437         bst_out[0] = scoeffs[0] * bxyz_new[0] + scoeffs[1] * bxyz_new[1] + scoeffs[2] * bxyz_new[2] + scoeffs[3];
 438         bst_out[1] = tcoeffs[0] * bxyz_new[0] + tcoeffs[1] * bxyz_new[1] + tcoeffs[2] * bxyz_new[2] + tcoeffs[3];
 439         cst_out[0] = scoeffs[0] * cxyz_new[0] + scoeffs[1] * cxyz_new[1] + scoeffs[2] * cxyz_new[2] + scoeffs[3];
 440         cst_out[1] = tcoeffs[0] * cxyz_new[0] + tcoeffs[1] * cxyz_new[1] + tcoeffs[2] * cxyz_new[2] + tcoeffs[3];
 441 }
 442
 443 /*
 444 ScaleBSPMain()
 445 amaze and confuse your enemies with wierd scaled maps!
 446 */
 447
 448 int ScaleBSPMain( int argc, char **argv )
 449 {
 450         int                     i, j;
 451         float           f, a;
 452         vec3_t scale;
 453         vec3_t          vec;
 454         char            str[ 1024 ];
 455         int uniform, axis;
 456         qboolean texscale;
 457         float *old_xyzst = NULL;
 458
 459
 460         /* arg checking */
 461         if( argc < 2 )
 462         {
 463                 Sys_Printf( "Usage: q3map [-v] -scale [-tex] <value> <mapname>\n" );
 464                 return 0;
 465         }
 466
 467         /* get scale */
 468         scale[2] = scale[1] = scale[0] = atof( argv[ argc - 2 ] );
 469         if(argc >= 3)
 470                 scale[1] = scale[0] = atof( argv[ argc - 3 ] );
 471         if(argc >= 4)
 472                 scale[0] = atof( argv[ argc - 4 ] );
 473
 474         texscale = !strcmp(argv[1], "-tex");
 475
 476         uniform = ((scale[0] == scale[1]) && (scale[1] == scale[2]));
 477
 478         if( scale[0] == 0.0f || scale[1] == 0.0f || scale[2] == 0.0f )
 479         {
 480                 Sys_Printf( "Usage: q3map [-v] -scale [-tex] <value> <mapname>\n" );
 481                 Sys_Printf( "Non-zero scale value required.\n" );
 482                 return 0;
 483         }
 484
 485         /* do some path mangling */
 486         strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
 487         StripExtension( source );
 488         DefaultExtension( source, ".bsp" );
 489
 490         /* load the bsp */
 491         Sys_Printf( "Loading %s\n", source );
 492         LoadBSPFile( source );
 493         ParseEntities();
 494
 495         /* note it */
 496         Sys_Printf( "--- ScaleBSP ---\n" );
 497         Sys_FPrintf( SYS_VRB, "%9d entities\n", numEntities );
 498
 499         /* scale entity keys */
 500         for( i = 0; i < numBSPEntities && i < numEntities; i++ )
 501         {
 502                 /* scale origin */
 503                 GetVectorForKey( &entities[ i ], "origin", vec );
 504                 if( (vec[ 0 ] || vec[ 1 ] || vec[ 2 ]) )
 505                 {
 506                         vec[0] *= scale[0];
 507                         vec[1] *= scale[1];
 508                         vec[2] *= scale[2];
 509                         sprintf( str, "%f %f %f", vec[ 0 ], vec[ 1 ], vec[ 2 ] );
 510                         SetKeyValue( &entities[ i ], "origin", str );
 511                 }
 512
 513                 a = FloatForKey( &entities[ i ], "angle" );
 514                 if(a == -1 || a == -2) // z scale
 515                         axis = 2;
 516                 else if(fabs(sin(DEG2RAD(a))) < 0.707)
 517                         axis = 0;
 518                 else
 519                         axis = 1;
 520
 521                 /* scale door lip */
 522                 f = FloatForKey( &entities[ i ], "lip" );
 523                 if( f )
 524                 {
 525                         f *= scale[axis];
 526                         sprintf( str, "%f", f );
 527                         SetKeyValue( &entities[ i ], "lip", str );
 528                 }
 529
 530                 /* scale plat height */
 531                 f = FloatForKey( &entities[ i ], "height" );
 532                 if( f )
 533                 {
 534                         f *= scale[2];
 535                         sprintf( str, "%f", f );
 536                         SetKeyValue( &entities[ i ], "height", str );
 537                 }
 538
 539                 // TODO maybe allow a definition file for entities to specify which values are scaled how?
 540         }
 541
 542         /* scale models */
 543         for( i = 0; i < numBSPModels; i++ )
 544         {
 545                 bspModels[ i ].mins[0] *= scale[0];
 546                 bspModels[ i ].mins[1] *= scale[1];
 547                 bspModels[ i ].mins[2] *= scale[2];
 548                 bspModels[ i ].maxs[0] *= scale[0];
 549                 bspModels[ i ].maxs[1] *= scale[1];
 550                 bspModels[ i ].maxs[2] *= scale[2];
 551         }
 552
 553         /* scale nodes */
 554         for( i = 0; i < numBSPNodes; i++ )
 555         {
 556                 bspNodes[ i ].mins[0] *= scale[0];
 557                 bspNodes[ i ].mins[1] *= scale[1];
 558                 bspNodes[ i ].mins[2] *= scale[2];
 559                 bspNodes[ i ].maxs[0] *= scale[0];
 560                 bspNodes[ i ].maxs[1] *= scale[1];
 561                 bspNodes[ i ].maxs[2] *= scale[2];
 562         }
 563
 564         /* scale leafs */
 565         for( i = 0; i < numBSPLeafs; i++ )
 566         {
 567                 bspLeafs[ i ].mins[0] *= scale[0];
 568                 bspLeafs[ i ].mins[1] *= scale[1];
 569                 bspLeafs[ i ].mins[2] *= scale[2];
 570                 bspLeafs[ i ].maxs[0] *= scale[0];
 571                 bspLeafs[ i ].maxs[1] *= scale[1];
 572                 bspLeafs[ i ].maxs[2] *= scale[2];
 573         }
 574
 575         if(texscale)
 576         {
 577                 Sys_Printf("Using texture unlocking (and probably breaking texture alignment a lot)\n");
 578                 old_xyzst = safe_malloc(sizeof(*old_xyzst) * numBSPDrawVerts * 5);
 579                 for(i = 0; i < numBSPDrawVerts; i++)
 580                 {
 581                         old_xyzst[5*i+0] = bspDrawVerts[i].xyz[0];
 582                         old_xyzst[5*i+1] = bspDrawVerts[i].xyz[1];
 583                         old_xyzst[5*i+2] = bspDrawVerts[i].xyz[2];
 584                         old_xyzst[5*i+3] = bspDrawVerts[i].st[0];
 585                         old_xyzst[5*i+4] = bspDrawVerts[i].st[1];
 586                 }
 587         }
 588
 589         /* scale drawverts */
 590         for( i = 0; i < numBSPDrawVerts; i++ )
 591         {
 592                 bspDrawVerts[i].xyz[0] *= scale[0];
 593                 bspDrawVerts[i].xyz[1] *= scale[1];
 594                 bspDrawVerts[i].xyz[2] *= scale[2];
 595                 bspDrawVerts[i].normal[0] /= scale[0];
 596                 bspDrawVerts[i].normal[1] /= scale[1];
 597                 bspDrawVerts[i].normal[2] /= scale[2];
 598                 VectorNormalize(bspDrawVerts[i].normal, bspDrawVerts[i].normal);
 599         }
 600
 601         if(texscale)
 602         {
 603                 for(i = 0; i < numBSPDrawSurfaces; i++)
 604                 {
 605                         switch(bspDrawSurfaces[i].surfaceType)
 606                         {
 607                                 case SURFACE_FACE:
 608                                 case SURFACE_META:
 609                                         if(bspDrawSurfaces[i].numIndexes % 3)
 610                                                 Error("Not a triangulation!");
 611                                         for(j = bspDrawSurfaces[i].firstIndex; j < bspDrawSurfaces[i].firstIndex + bspDrawSurfaces[i].numIndexes; j += 3)
 612                                         {
 613                                                 int ia = bspDrawIndexes[j] + bspDrawSurfaces[i].firstVert, ib = bspDrawIndexes[j+1] + bspDrawSurfaces[i].firstVert, ic = bspDrawIndexes[j+2] + bspDrawSurfaces[i].firstVert;
 614                                                 bspDrawVert_t *a = &bspDrawVerts[ia], *b = &bspDrawVerts[ib], *c = &bspDrawVerts[ic];
 615                                                 float *oa = &old_xyzst[ia*5], *ob = &old_xyzst[ib*5], *oc = &old_xyzst[ic*5];
 616                                                 // extrapolate:
 617                                                 //   a->xyz -> oa
 618                                                 //   b->xyz -> ob
 619                                                 //   c->xyz -> oc
 620                                                 ExtrapolateTexcoords(
 621                                                         &oa[0], &oa[3],
 622                                                         &ob[0], &ob[3],
 623                                                         &oc[0], &oc[3],
 624                                                         a->xyz, a->st,
 625                                                         b->xyz, b->st,
 626                                                         c->xyz, c->st);
 627                                         }
 628                                         break;
 629                         }
 630                 }
 631         }
 632
 633         /* scale planes */
 634         if(uniform)
 635         {
 636                 for( i = 0; i < numBSPPlanes; i++ )
 637                 {
 638                         bspPlanes[ i ].dist *= scale[0];
 639                 }
 640         }
 641         else
 642         {
 643                 for( i = 0; i < numBSPPlanes; i++ )
 644                 {
 645                         bspPlanes[ i ].normal[0] /= scale[0];
 646                         bspPlanes[ i ].normal[1] /= scale[1];
 647                         bspPlanes[ i ].normal[2] /= scale[2];
 648                         f = 1/VectorLength(bspPlanes[i].normal);
 649                         VectorScale(bspPlanes[i].normal, f, bspPlanes[i].normal);
 650                         bspPlanes[ i ].dist *= f;
 651                 }
 652         }
 653
 654         /* scale gridsize */
 655         GetVectorForKey( &entities[ 0 ], "gridsize", vec );
 656         if( (vec[ 0 ] + vec[ 1 ] + vec[ 2 ]) == 0.0f )
 657                 VectorCopy( gridSize, vec );
 658         vec[0] *= scale[0];
 659         vec[1] *= scale[1];
 660         vec[2] *= scale[2];
 661         sprintf( str, "%f %f %f", vec[ 0 ], vec[ 1 ], vec[ 2 ] );
 662         SetKeyValue( &entities[ 0 ], "gridsize", str );
 663
 664         /* inject command line parameters */
 665         InjectCommandLine(argv, 0, argc - 1);
 666
 667         /* write the bsp */
 668         UnparseEntities();
 669         StripExtension( source );
 670         DefaultExtension( source, "_s.bsp" );
 671         Sys_Printf( "Writing %s\n", source );
 672         WriteBSPFile( source );
 673
 674         /* return to sender */
 675         return 0;
 676 }
 677
 678
 679
 680 /*
 681 ConvertBSPMain()
 682 main argument processing function for bsp conversion
 683 */
 684
 685 int ConvertBSPMain( int argc, char **argv )
 686 {
 687         int             i;
 688         int             (*convertFunc)( char * );
 689         game_t  *convertGame;
 690
 691
 692         /* set default */
 693         convertFunc = ConvertBSPToASE;
 694         convertGame = NULL;
 695
 696         /* arg checking */
 697         if( argc < 1 )
 698         {
 699                 Sys_Printf( "Usage: q3map -scale <value> [-v] <mapname>\n" );
 700                 return 0;
 701         }
 702
 703         /* process arguments */
 704         for( i = 1; i < (argc - 1); i++ )
 705         {
 706                 /* -format map|ase|... */
 707                 if( !strcmp( argv[ i ],  "-format" ) )
 708                 {
 709                         i++;
 710                         if( !Q_stricmp( argv[ i ], "ase" ) )
 711                                 convertFunc = ConvertBSPToASE;
 712                         else if( !Q_stricmp( argv[ i ], "map" ) )
 713                                 convertFunc = ConvertBSPToMap;
 714                         else
 715                         {
 716                                 convertGame = GetGame( argv[ i ] );
 717                                 if( convertGame == NULL )
 718                                         Sys_Printf( "Unknown conversion format \"%s\". Defaulting to ASE.\n", argv[ i ] );
 719                         }
 720                 }
 721                 else if( !strcmp( argv[ i ],  "-ne" ) )
 722                 {
 723                         normalEpsilon = atof( argv[ i + 1 ] );
 724                         i++;
 725                         Sys_Printf( "Normal epsilon set to %f\n", normalEpsilon );
 726                 }
 727                 else if( !strcmp( argv[ i ],  "-de" ) )
 728                 {
 729                         distanceEpsilon = atof( argv[ i + 1 ] );
 730                         i++;
 731                         Sys_Printf( "Distance epsilon set to %f\n", distanceEpsilon );
 732                 }
 733                 else if( !strcmp( argv[ i ],  "-shadersasbitmap" ) )
 734                         shadersAsBitmap = qtrue;
 735         }
 736
 737         /* clean up map name */
 738         strcpy( source, ExpandArg( argv[ i ] ) );
 739         StripExtension( source );
 740         DefaultExtension( source, ".bsp" );
 741
 742         LoadShaderInfo();
 743
 744         Sys_Printf( "Loading %s\n", source );
 745
 746         /* ydnar: load surface file */
 747         //%     LoadSurfaceExtraFile( source );
 748
 749         LoadBSPFile( source );
 750
 751         /* parse bsp entities */
 752         ParseEntities();
 753
 754         /* bsp format convert? */
 755         if( convertGame != NULL )
 756         {
 757                 /* set global game */
 758                 game = convertGame;
 759
 760                 /* write bsp */
 761                 StripExtension( source );
 762                 DefaultExtension( source, "_c.bsp" );
 763                 Sys_Printf( "Writing %s\n", source );
 764                 WriteBSPFile( source );
 765
 766                 /* return to sender */
 767                 return 0;
 768         }
 769
 770         /* normal convert */
 771         return convertFunc( source );
 772 }
 773
 774
 775
 776 /*
 777 main()
 778 q3map mojo...
 779 */
 780
 781 int main( int argc, char **argv )
 782 {
 783         int             i, r;
 784         double  start, end;
 785
 786
 787         /* we want consistent 'randomness' */
 788         srand( 0 );
 789
 790         /* start timer */
 791         start = I_FloatTime();
 792
 793         /* this was changed to emit version number over the network */
 794         printf( Q3MAP_VERSION "\n" );
 795
 796         /* set exit call */
 797         atexit( ExitQ3Map );
 798
 799         /* read general options first */
 800         for( i = 1; i < argc; i++ )
 801         {
 802                 /* -connect */
 803                 if( !strcmp( argv[ i ], "-connect" ) )
 804                 {
 805                         argv[ i ] = NULL;
 806                         i++;
 807                         Broadcast_Setup( argv[ i ] );
 808                         argv[ i ] = NULL;
 809                 }
 810
 811                 /* verbose */
 812                 else if( !strcmp( argv[ i ], "-v" ) )
 813                 {
 814                         verbose = qtrue;
 815                         argv[ i ] = NULL;
 816                 }
 817
 818                 /* force */
 819                 else if( !strcmp( argv[ i ], "-force" ) )
 820                 {
 821                         force = qtrue;
 822                         argv[ i ] = NULL;
 823                 }
 824
 825                 /* patch subdivisions */
 826                 else if( !strcmp( argv[ i ], "-subdivisions" ) )
 827                 {
 828                         argv[ i ] = NULL;
 829                         i++;
 830                         patchSubdivisions = atoi( argv[ i ] );
 831                         argv[ i ] = NULL;
 832                         if( patchSubdivisions <= 0 )
 833                                 patchSubdivisions = 1;
 834                 }
 835
 836                 /* threads */
 837                 else if( !strcmp( argv[ i ], "-threads" ) )
 838                 {
 839                         argv[ i ] = NULL;
 840                         i++;
 841                         numthreads = atoi( argv[ i ] );
 842                         argv[ i ] = NULL;
 843                 }
 844         }
 845
 846         /* init model library */
 847         PicoInit();
 848         PicoSetMallocFunc( safe_malloc );
 849         PicoSetFreeFunc( free );
 850         PicoSetPrintFunc( PicoPrintFunc );
 851         PicoSetLoadFileFunc( PicoLoadFileFunc );
 852         PicoSetFreeFileFunc( free );
 853
 854         /* set number of threads */
 855         ThreadSetDefault();
 856
 857         /* generate sinusoid jitter table */
 858         for( i = 0; i < MAX_JITTERS; i++ )
 859         {
 860                 jitters[ i ] = sin( i * 139.54152147 );
 861                 //%     Sys_Printf( "Jitter %4d: %f\n", i, jitters[ i ] );
 862         }
 863
 864         /* we print out two versions, q3map's main version (since it evolves a bit out of GtkRadiant)
 865            and we put the GtkRadiant version to make it easy to track with what version of Radiant it was built with */
 866
 867         Sys_Printf( "Q3Map         - v1.0r (c) 1999 Id Software Inc.\n" );
 868         Sys_Printf( "Q3Map (ydnar) - v" Q3MAP_VERSION "\n" );
 869         Sys_Printf( "NetRadiant    - v" RADIANT_VERSION " " __DATE__ " " __TIME__ "\n" );
 870         Sys_Printf( "%s\n", Q3MAP_MOTD );
 871
 872         /* ydnar: new path initialization */
 873         InitPaths( &argc, argv );
 874
 875         /* check if we have enough options left to attempt something */
 876         if( argc < 2 )
 877                 Error( "Usage: %s [general options] [options] mapfile", argv[ 0 ] );
 878
 879         /* fixaas */
 880         if( !strcmp( argv[ 1 ], "-fixaas" ) )
 881                 r = FixAAS( argc - 1, argv + 1 );
 882
 883         /* analyze */
 884         else if( !strcmp( argv[ 1 ], "-analyze" ) )
 885                 r = AnalyzeBSP( argc - 1, argv + 1 );
 886
 887         /* info */
 888         else if( !strcmp( argv[ 1 ], "-info" ) )
 889                 r = BSPInfo( argc - 2, argv + 2 );
 890
 891         /* vis */
 892         else if( !strcmp( argv[ 1 ], "-vis" ) )
 893                 r = VisMain( argc - 1, argv + 1 );
 894
 895         /* light */
 896         else if( !strcmp( argv[ 1 ], "-light" ) )
 897                 r = LightMain( argc - 1, argv + 1 );
 898
 899         /* vlight */
 900         else if( !strcmp( argv[ 1 ], "-vlight" ) )
 901         {
 902                 Sys_Printf( "WARNING: VLight is no longer supported, defaulting to -light -fast instead\n\n" );
 903                 argv[ 1 ] = "-fast";    /* eek a hack */
 904                 r = LightMain( argc, argv );
 905         }
 906
 907         /* ydnar: lightmap export */
 908         else if( !strcmp( argv[ 1 ], "-export" ) )
 909                 r = ExportLightmapsMain( argc - 1, argv + 1 );
 910
 911         /* ydnar: lightmap import */
 912         else if( !strcmp( argv[ 1 ], "-import" ) )
 913                 r = ImportLightmapsMain( argc - 1, argv + 1 );
 914
 915         /* ydnar: bsp scaling */
 916         else if( !strcmp( argv[ 1 ], "-scale" ) )
 917                 r = ScaleBSPMain( argc - 1, argv + 1 );
 918
 919         /* ydnar: bsp conversion */
 920         else if( !strcmp( argv[ 1 ], "-convert" ) )
 921                 r = ConvertBSPMain( argc - 1, argv + 1 );
 922
 923         /* ydnar: otherwise create a bsp */
 924         else
 925                 r = BSPMain( argc, argv );
 926
 927         /* emit time */
 928         end = I_FloatTime();
 929         Sys_Printf( "%9.0f seconds elapsed\n", end - start );
 930
 931         /* shut down connection */
 932         Broadcast_Shutdown();
 933
 934         /* return any error code */
 935         return r;
 936 }